In an elevator shaft, preferably having an anti creeping device and reduced ends, the reduced ends being the elevator pit and the elevator overhead, a load sensing safety apparatus facilitated to activate the emergency safety gear of the elevator, according to teachings of the present invention, the load sensing safety apparatus including a movable plate …

Legal parties

Inventors (applicants): Yoram Madar
Agents: Feigin & Associates, LLC (attorney), Michael J. Feigin, Esq. (attorney)

The application was examined by William E Dondero (USPTO dept. 3654), Diem Tran


  • 1. In an elevator including an elevator shaft, the elevator shaft having reduced ends, the reduced …
  • 2. The safety apparatus as in claim 1 , wherein the elevator includes an anti …
  • 3. The safety apparatus as in claim 1 , wherein upon termination of said pressure …

Cited documents


  • JP 2005170565, Jun. 1, 2005
  • Monzon-Simon et al. US 2008/0245619 A1 / 187/393, Oct. 1, 2008
  • EP 1118574, Jul. 1, 2001
  • WO WO2007122282, Nov. 1, 2007
  • FR 2912390, Aug. 1, 2008
  • Crabbe et al. US 1911015 A / 187/316, May. 1, 1933
  • Gut et al. US 7278517 B2, Oct. 1, 2007
  • EP 1167268, Jan. 1, 2002
  • FI 117627, Dec. 1, 2006

Brief Description of the Drawings

The present invention will become fully understood from the detailed description given herein below and the accompanying drawings, which are given by way of illustration and example only and thus …


Related Application

The present application claims the benefit of IL patent application 200878 filed on Sep. 13, 2009, IL patent application 201002 filed on Sep. 17, 2009 and IL patent application 201903 …

Description of the Preferred Embodiments

Before explaining embodiments of the invention in detail, it is to be understood that the invention is not limited in its application to the details of construction and the arrangement …

More details about Safety Devices for Elevators With Reduced Clearances

Miscellaneous patent data

The invention details are shown in 15 figures, includes the following drawings: Safety Devices for Elevators, Side view schematic illustration of a load, Side view schematic illustration of a load, Top view schematic illustration of a load, the application publication date is Jun. 17, 2011, numbered 13/162,692 (application), was examined by 3654 USPTO department, the examiners - William E Dondero, Diem Tran, the grant number is 08770349 (publication number), similar categories include Wheel supported, interlocking with complementary stationary formation, between car or cage and wells, cars or cages, effective on braking devices, Having security or priority preemption feature, Kinds or types of lifts in, or associated with, buildings or other structures, Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration, mounted in head-frames, Means to facilitate passenger entry or exit, actuated pneumatically or hydraulically, linear type, fluid flow controlling means, Securing vehicles in cars or cages, Includes gear on support mating with stationary rack or chain, the patent was extended by 437 days, the claim 1 is exemplary as chosen by the examiner, the recorded agent's name is Michael J. Feigin, Esq., invented by Yoram Madar, the recorded applicant's name is Yoram Madar, the inventor's name is Madar Yoram, the protection scope is defined by 16 claims, illustrated by 13 drawings, the patent was granted on Jul. 8, 2014, particularly claims in an elevator including an elevator shaft, the elevator shaft having reduced…, the invention is named Safety Devices for Elevators With Reduced Clearances, categorized under Having Means Cushioning Contact of Load Support With Terminus of Shaft as a primary classification.

Invention classification information

The invention is classified under Buffer-stops for cars, cages, or skips, Having Means Cushioning Contact of Load Support With Terminus of Shaft. The designated search classifications include effective on braking devices, Actuated by load support speed sensor or governor, Actuated by human operator engaging specific input part, Having Means Cushioning Contact of Load Support With Terminus of Shaft, electrical, Actuated by load support speed governor or sensor, Adaptations of mechanically-operated limit switches.

Patent details
Publication number 08770349
Publication date Jul. 8, 2014
Kind code B2
Application number 13/162,692
Application date Jun. 17, 2011
Application type U
Application series code 13
Extension term 437
National classification 187/343
Total number of claims 16
Exemplary claims 1
Number of drawings 13
Number of figures 15
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